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Finding the Third Proportional to 56,984 and 88,464

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Solution

The third proportional to 56,984 and 88,464 is: 137,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,984 : 88,464 = 88,464 : x
  2. Step 2: Convert to fraction form
    56,984/88,464 = 88,464/x
  3. Step 3: Cross multiply
    56,984x = 88,464 × 88,464
  4. Step 4: Simplify right side
    56,984x = 7,825,879,296
  5. Step 5: Solve for x
    x = 7,825,879,296/56,984
  6. Step 6: Final answer
    x = 137,334.68

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.